GB2225431B - Improvements in magnetic resonance measurement - Google Patents

Improvements in magnetic resonance measurement

Info

Publication number
GB2225431B
GB2225431B GB8918864A GB8918864A GB2225431B GB 2225431 B GB2225431 B GB 2225431B GB 8918864 A GB8918864 A GB 8918864A GB 8918864 A GB8918864 A GB 8918864A GB 2225431 B GB2225431 B GB 2225431B
Authority
GB
United Kingdom
Prior art keywords
magnetic resonance
resonance measurement
measurement
magnetic
resonance
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
GB8918864A
Other versions
GB2225431A (en
GB8918864D0 (en
Inventor
Martin Osmund Leach
Jonathan Curnow Sharp
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ROYAL MARSDEN HOSPITAL
Original Assignee
ROYAL MARSDEN HOSPITAL
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by ROYAL MARSDEN HOSPITAL filed Critical ROYAL MARSDEN HOSPITAL
Publication of GB8918864D0 publication Critical patent/GB8918864D0/en
Publication of GB2225431A publication Critical patent/GB2225431A/en
Application granted granted Critical
Publication of GB2225431B publication Critical patent/GB2225431B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/20—Arrangements or instruments for measuring magnetic variables involving magnetic resonance
    • G01R33/44—Arrangements or instruments for measuring magnetic variables involving magnetic resonance using nuclear magnetic resonance [NMR]
    • G01R33/48—NMR imaging systems
    • G01R33/483—NMR imaging systems with selection of signals or spectra from particular regions of the volume, e.g. in vivo spectroscopy
    • G01R33/485—NMR imaging systems with selection of signals or spectra from particular regions of the volume, e.g. in vivo spectroscopy based on chemical shift information [CSI] or spectroscopic imaging, e.g. to acquire the spatial distributions of metabolites
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/20—Arrangements or instruments for measuring magnetic variables involving magnetic resonance
    • G01R33/44—Arrangements or instruments for measuring magnetic variables involving magnetic resonance using nuclear magnetic resonance [NMR]
    • G01R33/48—NMR imaging systems
    • G01R33/483—NMR imaging systems with selection of signals or spectra from particular regions of the volume, e.g. in vivo spectroscopy
    • G01R33/4833—NMR imaging systems with selection of signals or spectra from particular regions of the volume, e.g. in vivo spectroscopy using spatially selective excitation of the volume of interest, e.g. selecting non-orthogonal or inclined slices
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/20—Arrangements or instruments for measuring magnetic variables involving magnetic resonance
    • G01R33/44—Arrangements or instruments for measuring magnetic variables involving magnetic resonance using nuclear magnetic resonance [NMR]
    • G01R33/48—NMR imaging systems
    • G01R33/54—Signal processing systems, e.g. using pulse sequences ; Generation or control of pulse sequences; Operator console
    • G01R33/56—Image enhancement or correction, e.g. subtraction or averaging techniques, e.g. improvement of signal-to-noise ratio and resolution

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Radiology & Medical Imaging (AREA)
  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
GB8918864A 1988-08-19 1989-08-18 Improvements in magnetic resonance measurement Expired - Fee Related GB2225431B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB888819705A GB8819705D0 (en) 1988-08-19 1988-08-19 Improvements in nmr spectroscopy localisation

Publications (3)

Publication Number Publication Date
GB8918864D0 GB8918864D0 (en) 1989-09-27
GB2225431A GB2225431A (en) 1990-05-30
GB2225431B true GB2225431B (en) 1992-12-16

Family

ID=10642383

Family Applications (2)

Application Number Title Priority Date Filing Date
GB888819705A Pending GB8819705D0 (en) 1988-08-19 1988-08-19 Improvements in nmr spectroscopy localisation
GB8918864A Expired - Fee Related GB2225431B (en) 1988-08-19 1989-08-18 Improvements in magnetic resonance measurement

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB888819705A Pending GB8819705D0 (en) 1988-08-19 1988-08-19 Improvements in nmr spectroscopy localisation

Country Status (6)

Country Link
US (1) US5374889A (en)
EP (1) EP0429529B1 (en)
JP (1) JP2942579B2 (en)
DE (1) DE68927349T2 (en)
GB (2) GB8819705D0 (en)
WO (1) WO1990002344A1 (en)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8907493D0 (en) * 1989-04-03 1989-05-17 Crespigny Alexander J D Region selection in nuclear magnetic resonance inspection
GB9111738D0 (en) * 1991-05-31 1991-07-24 Instrumentarium Corp Method
US5709208A (en) * 1994-04-08 1998-01-20 The United States Of America As Represented By The Department Of Health And Human Services Method and system for multidimensional localization and for rapid magnetic resonance spectroscopic imaging
WO1997004329A1 (en) * 1995-07-20 1997-02-06 Philips Electronics N.V. Method and device for imaging a curved portion of a body by means of magnetic resonance
US5903149A (en) * 1997-04-11 1999-05-11 The Trustees Of The University Of Pennsylvania Three-dimensional localized proton NMR spectroscopy using a hybrid of one-dimensional hadamard with two-dimensional chemical shift imaging
DE19922461C2 (en) * 1999-05-17 2002-08-08 Forschungszentrum Juelich Gmbh Method for operating a magnetic resonance tomograph with a suppression of image artifacts
US6998841B1 (en) 2000-03-31 2006-02-14 Virtualscopics, Llc Method and system which forms an isotropic, high-resolution, three-dimensional diagnostic image of a subject from two-dimensional image data scans
DE10203237B4 (en) * 2002-01-28 2006-08-17 Siemens Ag Method for magnetic resonance imaging with automatic adjustment of the measuring field
US7319784B2 (en) * 2003-02-05 2008-01-15 National Research Council Of Canada Magnetic resonance spectroscopy using a conformal voxel
US7064544B1 (en) * 2004-05-18 2006-06-20 General Electric Company Method and system of scaling MR spectroscopic data acquired with phased-array coils
US8219176B2 (en) 2007-03-08 2012-07-10 Allegheny-Singer Research Institute Single coil parallel imaging
US7541808B2 (en) 2007-04-11 2009-06-02 Allegheny-Singer Research Institute Rapid MRI dynamic imaging using MACH
DE102007044463B4 (en) * 2007-09-18 2009-05-14 Bruker Biospin Mri Gmbh Method for determining the spatial distribution of magnetic resonance signals by multidimensional RF excitation pulses
US8688193B2 (en) 2008-06-26 2014-04-01 Allegheny-Singer Research Institute Magnetic resonance imager, method and program which continuously applies steady-state free precession to k-space
US8131046B2 (en) 2008-10-29 2012-03-06 Allegheny-Singer Research Institute Magnetic resonance imager using cylindrical offset region of excitation, and method
US8198892B2 (en) 2009-04-22 2012-06-12 Allegheny-Singer Research Institute Steady-state-free-precession (SSFP) magnetic resonance imaging (MRI) and method
US8405394B2 (en) 2009-10-20 2013-03-26 Allegheny-Singer Research Institute Targeted acquisition using holistic ordering (TACHO) approach for high signal to noise imaging
DE102010038777B4 (en) 2010-08-02 2012-12-13 Siemens Aktiengesellschaft Creation of MR images of a predetermined volume section within an examination object with continuous table displacement
CN104062611B (en) * 2013-03-22 2017-02-15 西门子(深圳)磁共振有限公司 Radio frequency excitation method and device for magnetic resonance imaging systems
US10502803B2 (en) * 2015-05-15 2019-12-10 The Regents Of The University Of California Magnetic resonance imaging based on altering the shape of the inversion region in pulsed arterial spin labeling
CN105476635B (en) 2015-12-29 2019-02-05 沈阳东软医疗系统有限公司 The localization method and device of radio-frequency coil in a kind of MRI system
WO2021030466A1 (en) * 2019-08-12 2021-02-18 The Medical College Of Wisconsin, Inc. Simultaneous multi-orientation magnetic resonance imaging

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2114756A (en) * 1982-02-09 1983-08-24 Oxford Res Syst Method and apparatus for obtaining NMR spectra
GB2121188A (en) * 1982-05-14 1983-12-14 Thomson Csf A method of tomographic scanning of an object by nuclear magnetic resonance
US4649347A (en) * 1985-11-15 1987-03-10 General Electric Company Method for off-center field-of-view imaging using MR
EP0217578A2 (en) * 1985-09-25 1987-04-08 Picker International Limited Nuclear magnetic resonance methods and apparatus
WO1988004058A1 (en) * 1986-11-28 1988-06-02 Fonar Corporation Apparatus and method for generalized oblique magnetic resonance imaging

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4318043A (en) * 1978-07-20 1982-03-02 The Regents Of The University Of California Method and apparatus for rapid NMR imaging of nuclear densities within an object
US4710716A (en) * 1985-09-20 1987-12-01 Elscint Ltd. Slice orientation selection arrangement
US4736160A (en) * 1985-05-29 1988-04-05 Hitachi, Ltd. Nuclear magnetic resonance imaging method
US4634553A (en) * 1985-08-12 1987-01-06 Eastman Kodak Company Novel 4H-tellurin tellurane electron-accepting sensitizers for electron-donating photoconductive compositions
US4743851A (en) * 1985-08-27 1988-05-10 Resonex, Inc. Apparatus and method for creating non-orthogonal magnetic resonance imaging
US4684893A (en) * 1985-12-23 1987-08-04 Kabushiki Kaisha Toshiba Field gradient correction apparatus for compensating static field inhomogeneities in NMR imaging system
FR2602869B1 (en) * 1986-08-14 1989-03-31 Thomson Cgr METHOD FOR APPLYING GRADIENT PULSES IN IMAGING EXPERIMENTATION USING A NUCLEAR MAGNETIC RESONANCE MACHINE
JPH02501033A (en) * 1986-11-14 1990-04-12 フォナル・コーポレイション Multi-angle gradient magnetic resonance imaging apparatus and method
GB8702951D0 (en) * 1987-02-10 1987-03-18 Surrey Medical Imaging Systems Nmr imaging
US4812760A (en) * 1987-07-27 1989-03-14 General Electric Company Multi-dimensional selective NMR excitation with a single RF pulse
US4830012A (en) * 1987-08-14 1989-05-16 Duke University High speed NMR imaging method and apparatus
US4908573A (en) * 1989-01-05 1990-03-13 The Regents Of The University Of California 3D image reconstruction method for placing 3D structure within common oblique or contoured slice-volume without loss of volume resolution
US4933639A (en) * 1989-02-13 1990-06-12 The Board Of Regents, The University Of Texas System Axis translator for magnetic resonance imaging
US4970457A (en) * 1989-04-05 1990-11-13 The Regents Of The University Of California MRI compensated for spurious rapid variations in static magnetic field during a single MRI sequence
US4983920A (en) * 1989-08-11 1991-01-08 Picker International, Inc. NMR spectroscopy with phase encoding within a selected voxel

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2114756A (en) * 1982-02-09 1983-08-24 Oxford Res Syst Method and apparatus for obtaining NMR spectra
GB2121188A (en) * 1982-05-14 1983-12-14 Thomson Csf A method of tomographic scanning of an object by nuclear magnetic resonance
EP0217578A2 (en) * 1985-09-25 1987-04-08 Picker International Limited Nuclear magnetic resonance methods and apparatus
US4649347A (en) * 1985-11-15 1987-03-10 General Electric Company Method for off-center field-of-view imaging using MR
WO1988004058A1 (en) * 1986-11-28 1988-06-02 Fonar Corporation Apparatus and method for generalized oblique magnetic resonance imaging

Also Published As

Publication number Publication date
JP2942579B2 (en) 1999-08-30
GB2225431A (en) 1990-05-30
GB8918864D0 (en) 1989-09-27
WO1990002344A1 (en) 1990-03-08
DE68927349D1 (en) 1996-11-21
US5374889A (en) 1994-12-20
DE68927349T2 (en) 1997-02-13
GB8819705D0 (en) 1988-09-21
EP0429529A1 (en) 1991-06-05
EP0429529B1 (en) 1996-10-16
JPH05504688A (en) 1993-07-22

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20080818